Hanalei, Kauai weather in July 2025

Expect 29°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Hanalei, Kauai in July. Check more long-term weather averages for Hanalei, Kauai in July before you book your next holiday to Hawaii in 2025/2026.

  • 29°C maximum daytime temperature in July in Hanalei, Kauai29
    29°C max day temperature
  • 8 hours of sunshine per day
  • 18 days with some rainfall in July in Hanalei, Kauai18
    18 days with some rainfall
  • 23°C minimum night-time temperature in July in Hanalei, Kauai23
    23°C min night temperature
  • 13 hours of daylight per day in July in Hanalei, Kauai13
    13 hours of daylight per day
  • Moderate heat & humidity in July in Hanalei, KauaiM
    Moderate heat & humidity
  • 147 mm monthly rainfall in July in Hanalei, Kauai147
    147 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in July in Hanalei, Kauai11
    11+ (Extreme) UV index
  • 26°C sea temperature in July in Hanalei, Kauai26
    26°C sea temperature

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Hanalei, Kauai by month

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The July weather guide for Hawaii (Hanalei, Kauai) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Hanalei, Kauai in July?

Daytime temperatures usually reach 29°C in Hanalei, Kauai in July with moderate heat and humidity, falling to 23°C at night.

How sunny is it in Hanalei, Kauai in July?

There are normally 8 hours of bright sunshine each day in Hanalei, Kauai in July - that's 63% of daylight hours.

How warm is the sea around Hanalei, Kauai in July?

The average sea temperature around Hanalei, Kauai in July is 26°C.

Does it rain in Hanalei, Kauai in July?

There are usually 18 days with some rain in Hanalei, Kauai in July and the average monthly rainfall is 147mm.

Hanalei, Kauai July sunrise & sunset times

Browse the sunrise and sunset times for Hanalei, Kauai in July 2025. Select a month to view Hanalei, Kauai sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 05:58 19:26
Wednesday, 16th July 2025 06:04 19:24
Thursday, 31st July 2025 06:10 19:19

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